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| Mirrors > Home > MPE Home > Th. List > logf1o | Structured version Visualization version GIF version | ||
| Description: The natural logarithm function maps the nonzero complex numbers one-to-one onto its range. (Contributed by Paul Chapman, 21-Apr-2008.) |
| Ref | Expression |
|---|---|
| logf1o | ⊢ log:(ℂ ∖ {0})–1-1-onto→ran log |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eff1o2 26594 | . . 3 ⊢ (exp ↾ ran log):ran log–1-1-onto→(ℂ ∖ {0}) | |
| 2 | f1ocnv 6804 | . . 3 ⊢ ((exp ↾ ran log):ran log–1-1-onto→(ℂ ∖ {0}) → ◡(exp ↾ ran log):(ℂ ∖ {0})–1-1-onto→ran log) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ ◡(exp ↾ ran log):(ℂ ∖ {0})–1-1-onto→ran log |
| 4 | dflog2 26591 | . . 3 ⊢ log = ◡(exp ↾ ran log) | |
| 5 | f1oeq1 6779 | . . 3 ⊢ (log = ◡(exp ↾ ran log) → (log:(ℂ ∖ {0})–1-1-onto→ran log ↔ ◡(exp ↾ ran log):(ℂ ∖ {0})–1-1-onto→ran log)) | |
| 6 | 4, 5 | ax-mp 5 | . 2 ⊢ (log:(ℂ ∖ {0})–1-1-onto→ran log ↔ ◡(exp ↾ ran log):(ℂ ∖ {0})–1-1-onto→ran log) |
| 7 | 3, 6 | mpbir 233 | 1 ⊢ log:(ℂ ∖ {0})–1-1-onto→ran log |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 208 = wceq 1550 ∖ cdif 3892 {csn 4572 ◡ccnv 5635 ran crn 5637 ↾ cres 5638 –1-1-onto→wf1o 6505 ℂcc 11057 0cc0 11059 expce 16063 logclog 26585 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1805 ax-4 1819 ax-5 1920 ax-6 1977 ax-7 2018 ax-8 2134 ax-9 2142 ax-10 2165 ax-11 2181 ax-12 2202 ax-ext 2724 ax-rep 5217 ax-sep 5236 ax-nul 5246 ax-pow 5312 ax-pr 5380 ax-un 7703 ax-inf2 9582 ax-cnex 11115 ax-resscn 11116 ax-1cn 11117 ax-icn 11118 ax-addcl 11119 ax-addrcl 11120 ax-mulcl 11121 ax-mulrcl 11122 ax-mulcom 11123 ax-addass 11124 ax-mulass 11125 ax-distr 11126 ax-i2m1 11127 ax-1ne0 11128 ax-1rid 11129 ax-rnegex 11130 ax-rrecex 11131 ax-cnre 11132 ax-pre-lttri 11133 ax-pre-lttrn 11134 ax-pre-ltadd 11135 ax-pre-mulgt0 11136 ax-pre-sup 11137 ax-addf 11138 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1553 df-fal 1563 df-ex 1790 df-nf 1794 df-sb 2081 df-mo 2556 df-eu 2586 df-clab 2731 df-cleq 2744 df-clel 2827 df-nfc 2901 df-ne 2948 df-nel 3052 df-ral 3067 df-rex 3077 df-rmo 3357 df-reu 3358 df-rab 3405 df-v 3446 df-sbc 3736 df-csb 3844 df-dif 3898 df-un 3900 df-in 3902 df-ss 3912 df-pss 3915 df-nul 4277 df-if 4471 df-pw 4547 df-sn 4573 df-pr 4575 df-tp 4577 df-op 4579 df-uni 4856 df-int 4896 df-iun 4941 df-iin 4942 df-br 5091 df-opab 5153 df-mpt 5172 df-tr 5198 df-id 5531 df-eprel 5536 df-po 5544 df-so 5545 df-fr 5589 df-se 5590 df-we 5591 df-xp 5642 df-rel 5643 df-cnv 5644 df-co 5645 df-dm 5646 df-rn 5647 df-res 5648 df-ima 5649 df-pred 6273 df-ord 6334 df-on 6335 df-lim 6336 df-suc 6337 df-iota 6462 df-fun 6508 df-fn 6509 df-f 6510 df-f1 6511 df-fo 6512 df-f1o 6513 df-fv 6514 df-isom 6515 df-riota 7338 df-ov 7384 df-oprab 7385 df-mpo 7386 df-of 7645 df-om 7832 df-1st 7955 df-2nd 7956 df-supp 8125 df-frecs 8246 df-wrecs 8277 df-recs 8326 df-rdg 8365 df-1o 8421 df-2o 8422 df-er 8662 df-map 8794 df-pm 8795 df-ixp 8865 df-en 8913 df-dom 8914 df-sdom 8915 df-fin 8916 df-fsupp 9294 df-fi 9343 df-sup 9374 df-inf 9375 df-oi 9444 df-card 9883 df-pnf 11204 df-mnf 11205 df-xr 11206 df-ltxr 11207 df-le 11208 df-sub 11402 df-neg 11403 df-div 11831 df-nn 12197 df-2 12266 df-3 12267 df-4 12268 df-5 12269 df-6 12270 df-7 12271 df-8 12272 df-9 12273 df-n0 12468 df-z 12555 df-dec 12675 df-uz 12826 df-q 12936 df-rp 12980 df-xneg 13100 df-xadd 13101 df-xmul 13102 df-ioo 13339 df-ioc 13340 df-ico 13341 df-icc 13342 df-fz 13499 df-fzo 13646 df-fl 13788 df-mod 13866 df-seq 14001 df-exp 14061 df-fac 14273 df-bc 14302 df-hash 14330 df-shft 15066 df-cj 15098 df-re 15099 df-im 15100 df-sqrt 15234 df-abs 15235 df-limsup 15470 df-clim 15487 df-rlim 15488 df-sum 15686 df-ef 16069 df-sin 16071 df-cos 16072 df-pi 16074 df-struct 17155 df-sets 17172 df-slot 17190 df-ndx 17202 df-base 17218 df-ress 17239 df-plusg 17271 df-mulr 17272 df-starv 17273 df-sca 17274 df-vsca 17275 df-ip 17276 df-tset 17277 df-ple 17278 df-ds 17280 df-unif 17281 df-hom 17282 df-cco 17283 df-rest 17423 df-topn 17424 df-0g 17442 df-gsum 17443 df-topgen 17444 df-pt 17445 df-prds 17448 df-xrs 17504 df-qtop 17509 df-imas 17510 df-xps 17512 df-mre 17586 df-mrc 17587 df-acs 17589 df-mgm 18646 df-sgrp 18725 df-mnd 18741 df-submnd 18790 df-mulg 19082 df-cntz 19329 df-cmn 19794 df-psmet 21385 df-xmet 21386 df-met 21387 df-bl 21388 df-mopn 21389 df-fbas 21390 df-fg 21391 df-cnfld 21394 df-top 22923 df-topon 22940 df-topsp 22962 df-bases 22975 df-cld 23048 df-ntr 23049 df-cls 23050 df-nei 23127 df-lp 23165 df-perf 23166 df-cn 23256 df-cnp 23257 df-haus 23344 df-tx 23591 df-hmeo 23784 df-fil 23875 df-fm 23967 df-flim 23968 df-flf 23969 df-xms 24349 df-ms 24350 df-tms 24351 df-cncf 24909 df-limc 25897 df-dv 25898 df-log 26587 |
| This theorem is referenced by: dfrelog 26596 logrncl 26598 logcn 26678 dvloglem 26679 logf1o2 26681 dvlog 26682 dvlog2 26684 efopnlem2 26688 logtayl 26691 logblog 26823 dvatan 26966 efrlim 27000 lgamcvg2 27085 logdivsqrle 34891 dvasin 38141 dvrelog2 42619 dvrelog3 42620 readvrec2 42908 readvrec 42909 |
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